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Symphony d70 ringer problem is very common.When a phone is this problem then it has no sound or low sound or bad noise.If no sound of the phone, then maximum time is damage speaker. It's repair very easy when damage speaker. But when damage ringer ic or ringer related parts then it's repair a little difficult.However, it is easy to be able to experts.Now I showing how to solve this problems.
How to do this work : If your phone is this problem then step one check speaker if damage speaker then replace speaker, if speaker is ok but problem still then apply second step.Second step you check red line ways if they are ok but problem same then rehot sound is or replace.
How to do this work : If your phone is this problem then step one check speaker if damage speaker then replace speaker, if speaker is ok but problem still then apply second step.Second step you check red line ways if they are ok but problem same then rehot sound is or replace.